KA-ZAR THE SAVAGE (1981) #8

Ever since Ka-Zar discovered Pangea, the mysterious outpost of the once great Atlantean Empire, he and Shanna the She-Devil have been challenged by ancient perils. They discover a cave with a labyrinth of technology far more advanced than any other on Earth. Can they survive the attacks of the robotic caretaker long enough to discover the secrets of this wondrous place.